Guide rail with friction reducing structure

Abstract

The utility model provides a guide rail with a friction reducing structure, which comprises a guide rail assembly, arc-shaped sliding chutes used for assisting a sliding block to slide are arranged on the left side surface and the right side surface of the guide rail assembly, and two groups of symmetrically arranged ball grooves used for embedding auxiliary balls are arranged on the outer side surfaces of the arc-shaped sliding chutes. Compared with the prior art, the guide rail assembly, the sliding block and the outer limiting plate are additionally arranged, the sliding block is arranged on the outer side of the guide rail assembly in a sleeved mode and movably embedded into the arc-shaped sliding groove, in the using process, the auxiliary ball body assists in guiding and conveying to form the rolling friction effect, and the outer limiting plate completes blocking of the auxiliary ball body; the sliding block moves to drive the organ cover to move so that dust invasion of the organ cover can be reduced, the effect of reducing friction force can be achieved, lubricating oil injected through the oil injection hole is removed by adding the guide rail assembly and the blocking head, the lubricating oil is guided into the four sets of oil grooves through the branch guide holes to lubricate the auxiliary ball body, and therefore the friction force can be further reduced.

Description

TECHNICAL FIELD

[0001] The utility model belongs to guide rail technical field, especially related to a guide rail with reduce friction structure. BACKGROUND

[0002] Guide rail is a kind of device for guiding, supporting mobile equipment or component along specific path movement, it is widely used in various mechanical equipment, ensure that moving parts can move steadily, accurately according to predetermined direction and trajectory. However guide rail in actual use mostly carries out linear movement guide through the slot structure of movable fitting, there is surface friction effect in surface contact connection, after long time friction use, it can produce abrasion to contact friction surface, further can lead to the situation of insufficient stability in later use, influence the guide use of mechanical equipment, and can reduce the service life of guide rail, in addition, due to the existence of surface friction effect, it makes the use of guide power exist greater consumption, produces unnecessary waste condition, in order to overcome greater friction resistance, driving system needs to provide more energy, thereby increase energy consumption, and high friction makes the start and stop reaction of moving parts slow, reduces dynamic response performance.

[0003] Summarized above, guide rail without reducing friction structure has some problems in use, so it is hoped that a new structure is proposed to solve the above technical problems. CONTENT OF UTILITY MODEL

[0004] In view of the deficiencies in the prior art, the utility model aims at providing a guide rail with reducing friction structure to solve the problems in the background art.

[0005] The utility model realizes the following technical scheme: a guide rail with reducing friction structure, comprising: guide rail assembly, the left and right two sides of guide rail assembly are all provided with arc-shaped sliding slot for assisting sliding block to slide, the outer side of arc-shaped sliding slot is provided with two groups of symmetrically arranged ball grooves for embedding auxiliary ball, the inner side of ball groove is movably embedded with several groups of auxiliary ball for reducing sliding friction, the center position of the upper surface of guide rail assembly is provided with oil injection hole for injecting lubricating oil, the upper side of guide rail assembly is equipped with sliding block, the front and rear sides of guide rail assembly are both installed with outer limiting plate, and the left and right sides of guide rail assembly are also equipped with organ case for reducing dust entering.

[0006] As a preferred implementation, the rear side of sliding block is provided with embedding sliding slot for movably embedding with guide rail assembly, and the embedding sliding slot is sleeved to the outer side of guide rail assembly and movably embedded with arc-shaped sliding slot.

[0007] As a preferred implementation form, two groups of arc-shaped fitting grooves are formed in the left and right inner sides of the fitting sliding slot, the auxiliary ball is movably fitted with the arc-shaped fitting grooves, and the guide rail assembly is provided with a limiting groove for mounting an outer limiting plate on the front and rear sides, so that the sliding block is sleeved to the outer side of the guide rail assembly and movably fitted with the arc-shaped fitting grooves, and the arc-shaped fitting grooves are movably fitted with the auxiliary ball to form rolling friction during movement.

[0008] As a preferred implementation form, the limiting groove and the outer limiting plate are provided with a fixed threaded hole at one end away from the center of the guide rail assembly, and the outer limiting plate is movably fitted with the limiting groove and fixedly connected by screwing a bolt into the fixed threaded hole.

[0009] As a preferred implementation form, the guide rail assembly is further provided with an organ cover sliding groove on the left and right sides for assisting linear movement of the organ cover, and the organ cover is provided with two groups of fitting connecting columns on the side close to the sliding block.

[0010] As a preferred implementation form, the sliding block is provided with a fitting connecting groove on the front and rear sides, the fitting connecting column is made of rubber material and movably fitted with the fitting connecting groove, so that the fitting connecting column is movably fitted with the fitting connecting groove to move the organ cover during movement of the sliding block, thereby reducing dust invasion.

[0011] As a preferred implementation form, the ball groove is provided with an oil groove for conveying lubricating oil at one end close to the center of the guide rail assembly, and the oil groove is provided with two groups of distribution holes for distributing lubricating oil at one end close to the center of the guide rail assembly.

[0012] As a preferred implementation form, the distribution hole is in communication with the oil injection hole, the oil injection hole is provided with a plugging hole above, and a plugging head is threadedly connected in the oil injection hole, so that the plugging head removes the lubricating oil injected through the oil injection hole and guides the lubricating oil into the four groups of oil grooves to lubricate the auxiliary ball, thereby further reducing the friction.

[0013] After the above technical scheme is adopted, the utility model has the following beneficial effects:

[0014] By increasing the guide rail assembly, the sliding block and the outer limiting plate, the sliding block is sleeved to the outer side of the guide rail assembly and movably fitted with the arc-shaped fitting grooves, so that the auxiliary ball assists in guiding and forming rolling friction in use, and the outer limiting plate seals the auxiliary ball, the organ cover moves with the sliding block during movement of the sliding block, and the organ cover reduces dust invasion, thereby achieving the effect of reducing friction.

[0015] By increasing the guide rail assembly, the plugging head removes the lubricating oil injected through the oil injection hole and guides the lubricating oil into the four groups of oil grooves to lubricate the auxiliary ball, thereby further reducing the friction. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the following will briefly introduce the drawings needed to be used in the embodiments or prior art description. Obviously, the drawings described below are only some of the embodiments of the present application, and for those skilled in the art, other drawings can also be obtained without creative labor on the basis of these drawings.

[0017] Fig. 1 The whole structure schematic diagram of the guide rail with the reduced friction structure.

[0018] Fig. 2 The structure schematic diagram of the guide rail assembly in the guide rail with the reduced friction structure.

[0019] Fig. 3 The partial sectional view schematic diagram of the guide rail assembly in the guide rail with the reduced friction structure.

[0020] Fig. 4 The partial sectional view schematic diagram of the guide rail assembly in the guide rail with the reduced friction structure.

[0021] Fig. 5 The structure schematic diagram of the slider in the guide rail with the reduced friction structure.

[0022] Fig. 6 The structure schematic diagram of the outer limiting plate in the guide rail with the reduced friction structure.

[0023] In the figure, 100-guide rail assembly, 101-arc-shaped sliding groove, 102-ball groove, 103-assistant ball, 104-organ cover sliding groove, 105-organ cover, 106-embedded connecting column, 107-limiting groove, 108-fixing threaded hole, 109-oil groove, 110-oil injection hole, 111-branch guide hole, 112-plugging hole, 113-plugging head;

[0024] Slider, 201-embedded sliding groove, 202-arc-shaped embedded groove, 203-embedded connecting groove;

[0025] Outer limiting plate. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the present application will be described clearly and completely below in combination with the drawings in the embodiments of the present application. Obviously, the described embodiments are only some of the embodiments of the present application, and not all the embodiments. Based on the embodiments in the present application, all the other embodiments obtained by those skilled in the art without creative labor are within the protection scope of the present application.

[0027] Please refer to Figs. 1-6 The utility model provides a technical scheme: a guide rail with reduce friction structure, include: guide rail subassembly 100, the left and right two side surfaces of guide rail subassembly 100 are all set up with the arc slide groove 101 for the auxiliary slider 200 sliding, the outer side of arc slide groove 101 is set up with two groups of symmetrically arranged ball groove 102 for embedding auxiliary sphere 103,

[0028] The inner side of ball groove 102 movably embeds several groups of auxiliary sphere 103 for reducing sliding friction, and the upper surface center position of guide rail subassembly 100 is provided with an oil injection hole 110 for injecting lubricating oil.

[0029] The upper portion of guide rail subassembly 100 is provided with a slider 200, and the front and rear sides of guide rail subassembly 100 are both provided with an outer limiting plate 300, and the left and right sides of guide rail subassembly 100 are also provided with an organ case 105 for reducing dust entry.

[0030] The rear side of slider 200 is provided with an embedded slide groove 201 for movably embedding guide rail subassembly 100, and the embedded slide groove 201 is fitted to the outer side of guide rail subassembly 100 and movably embedded with arc slide groove 101.

[0031] The left and right inner sides of embedded slide groove 201 are both provided with two groups of arc embedded grooves 202, the auxiliary sphere 103 is movably embedded with arc embedded groove 202, the front and rear sides of guide rail subassembly 100 are both provided with a limiting groove 107 for mounting the outer limiting plate 300, so that the slider 200 is fitted to the outer side of guide rail subassembly 100 and the embedded slide groove 201 is movably embedded with arc slide groove 101, and the arc embedded groove 202 is embedded with the auxiliary sphere 103 to make the rolling friction in movement.

[0032] The end of limiting groove 107 and outer limiting plate 300 away from the center of guide rail subassembly 100 is provided with a fixed threaded hole 108, the outer limiting plate 300 is movably embedded with limiting groove 107 and fixedly connected by screwing into the fixed threaded hole 108.

[0033] The left and right sides of guide rail subassembly 100 are also provided with organ case slide groove 104 for assisting linear movement of organ case 105, and the end side of organ case 105 close to slider 200 is provided with two groups of embedded connection columns 106 for embedded connection.

[0034] The front and rear sides of slider 200 are both provided with embedded connection grooves 203, the embedded connection columns 106 are made of rubber material and movably embedded with embedded connection grooves 203, so that the embedded connection columns 106 are movably embedded with embedded connection grooves 203, the organ case 105 moves along with the movement of slider 200, thereby reducing the entry of external dust.

[0035] Please refer to Figs. 1-2 and Figs. 5-6, as the first embodiment of the utility model: first, before use, the slider 200 is fitted to the guide rail assembly 100 outside and makes the embedded sliding groove 201 and the arc-shaped sliding groove 101 active embedding, and the arc-shaped embedded groove 202 and the auxiliary ball 103 embedding make the rolling friction in movement, and the outer limiting plate 300 is embedded in the limiting groove 107, and the bolt connection is used to block the front and rear ends of the ball groove 102 and facilitate the replacement of the auxiliary ball 103 in the later period, second, the embedded connecting column 106 and the embedded connecting groove 203 are embedded, one end of the organ cover 105 is connected and fixed with the slider 200, the organ cover 105 is moved along with the movement of the slider 200, and the external dust invasion is reduced, so that the effect of reducing the friction can be achieved.

[0036] The oil groove 109 is provided with two groups of distribution holes 111 for distributing lubricating oil towards the center of the guide rail assembly 100.

[0037] The distribution hole 111 and the oil injection hole 110 are communicated with each other, the oil injection hole 110 is provided with a plug hole 112 above, and the plug head 113 is screw-connected on the inner side of the oil injection hole 110, the plug head 113 removes the lubricating oil injected through the oil injection hole 110 and is guided into the four groups of oil grooves 109 through the distribution hole 111 to lubricate the auxiliary ball 103.

[0038] Please refer to Figs. 1-4 , as the second embodiment of the utility model: based on the above first embodiment, the plug head 113 is rotated and screwed out intermittently in actual use, the lubricating oil is injected through the oil injection hole 110 and is guided into the four groups of oil grooves 109 through the distribution hole 111 to lubricate the auxiliary ball 103, and the plug head 113 is blocked after the oil injection is completed, the arc-shaped embedded groove 202 and the auxiliary ball 103 are embedded to further reduce the rolling friction effect, so that the friction can be further reduced.

[0039] The above only for the preferred embodiment of the utility model, and does not limit the utility model, any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A guide rail with a friction-reducing structure, comprising: The guide rail assembly (100) is characterized in that: the left and right sides of the guide rail assembly (100) are provided with arc-shaped grooves (101) for assisting the sliding of the slider (200), and the outer side of the arc-shaped grooves (101) is provided with two sets of symmetrically arranged ball grooves (102) for fitting the auxiliary ball (103). The inner side of the ball groove (102) is fitted with a number of auxiliary balls (103) for reducing sliding friction. The upper surface of the guide rail assembly (100) is provided with an oil injection hole (110) for injecting lubricating oil. The guide rail assembly (100) is provided with a slider (200) on top, and the guide rail assembly (100) is provided with an outer limiting plate (300) on both the front and rear sides. The guide rail assembly (100) is also provided with a bellows cover (105) on the left and right sides to reduce dust entry.

2. The guide rail with a friction-reducing structure as described in claim 1, characterized in that: The slider (200) has a fitting groove (201) on its rear side for movably engaging with the guide rail assembly (100). The fitting groove (201) fits onto the outside of the guide rail assembly (100) and movably engages with the arc-shaped groove (101).

3. A guide rail with a friction-reducing structure as described in claim 2, characterized in that: The fitting groove (201) has two sets of arc-shaped fitting grooves (202) on its left and right inner sides. The auxiliary ball (103) and the arc-shaped fitting grooves (202) are mutually fitted. The guide rail assembly (100) has a limiting groove (107) on its front and rear sides for installing the outer limiting plate (300).

4. A guide rail with a friction-reducing structure as described in claim 3, characterized in that: The limiting groove (107) and the outer limiting plate (300) are provided with a fixed threaded hole (108) at one end away from the center of the guide rail assembly (100). The outer limiting plate (300) and the limiting groove (107) are interlocked and fixedly connected by screwing bolts into the fixed threaded hole (108).

5. A guide rail with a friction-reducing structure as described in claim 4, characterized in that: The guide rail assembly (100) is also provided with accordion cover grooves (104) on the left and right sides for assisting the linear movement of the accordion cover (105). The accordion cover (105) is provided with two sets of fitting connection posts (106) on the side near the slider (200) for fitting connection.

6. A guide rail with a friction-reducing structure as described in claim 5, characterized in that: The slider (200) has fitting grooves (203) on both the front and rear sides. The fitting connecting post (106) is made of rubber material and fits into the fitting grooves (203).

7. A guide rail with a friction-reducing structure as described in claim 1, characterized in that: The ball groove (102) has an oil groove (109) for conveying lubricating oil at one end near the center of the guide rail assembly (100), and the oil groove (109) has two sets of guide holes (111) for distributing lubricating oil at one end of the center of the guide rail assembly (100).

8. A guide rail with a friction-reducing structure as described in claim 7, characterized in that: The guide hole (111) is connected to the oil injection hole (110). A plug hole (112) is provided above the oil injection hole (110), and a plug head (113) is threadedly connected to the inside of the oil injection hole (110).

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